CVE-2015-8874 Stack overflow with imagefilltoborder

Reported in 2014 https://bugs.php.net/bug.php?id=66387 A variation was rediscovered this year and reported to PHP and LIBGD: https://bugs.php.net/bug.php?id=72350 https://github.com/libgd/libgd/issues/215 Patches for both issues: http://git.php.net/?p=php-src.git;a=commit;h=f96ebb098697908641c6d37e1149cde1f90417fd https://github.com/php/php-src/commit/6d3fa654b702c8762aa80ab795080f5c4464d677 Fixed in PHP 5.5.37 (security only mode) http://php.net/ChangeLog-5.php#5.5.37 Fixed in PHP 5.6.23 http://php.net/ChangeLog-5.php#5.6.23 Fixed in PHP 7.0.8 http://php.net/ChangeLog-7.php#7.0.8